John Deere 644B Engine


John Deere 644B industrial tractor photo
1974 - 1980
Wheel Loader
644A
Series:544B644B
644C
Engine Detail
John Deere
turbocharged intercooled diesel
6-cylinder
liquid-cooled
Displacement531 ci
8.7 L
Bore/Stroke4.75x5.00 inches
121 x 127 mm
Power (gross)160 hp
119.3 kW
Air cleanerdry
Rated RPM2200
Torque432 lb-ft
585.8 Nm
Torque RPM1500
Starterelectric
Starter volts12
Oil capacity24 qts
22.7 L
Coolant capacity49 qts
46.4 L
Page information
Contact: Peter Easterlund
Updated on September 9, 2021
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